See the installation instructions below

USA Shipping:
FREE SHIPPING ON ORDERS OVER $100! Woohoo! Tracking # included and products ship within 2-3 business days.

CANADA Shipping:

Canada shipping fees will be automatically calculated during checkout. Tracking # included and products usually ship within 2-4 business days. For orders of 4 bypass filters or more please contact us for better shipping rates.

Other International Shipping Fees:

We ship to anywhere in the world, Please contact us for all other international orders.

Returns Policy, Updated Nov. 2018DAMAGED PRODUCT RETURNS: All products are inspected before shipment and any damaged products must be photographed and reported within 4 business days from the delivery date so that we may have the carrier quickly investigate the damage to claim insurance. Damaged products can be immediately replaced or returned for a refund. Damaged product returns must be wholly unused and they must arrive in original condition. A USPS pre-paid shipping label will be sent to return damaged products. We want to make sure you’re happy with our product so please contact us if you have any questions about your return at support@InsaneDiesel.com